The inaccuracy of the Black-Scholes formula arises from two aspects: the formula is for European options while most real option contracts are American; the formula is based on the assumption that underlying asset prices follow a lognormal distribution while in the real world asset prices cannot...

The abuse of dominant position by establishing predatory pricing raises when the undertaking, seeking to eliminate its competitor determines to sell goods for unreasonably low price, while after elimination or weakening of competition subsequently raises those prices in order to recoup losses...

This paper uses a numerical general equilibrium model to examine the quantitative importance of pre-existing factor tax distortions for the welfare effects of restrictive trade policies in economies with and without market power in trade. We analyze tariffs, nonauctioned import quotas (with...